Boolberry wallet stopped synchronizing(poolstate.bin initialization failure)

[Andreevsky]

Update: Deleting poolstate.bin fixed the issue, need to solve capability problems and automatically remove poolstate.bin in case of incompatible version.

Boolberry wallet stopped synchronizing, boolbd runs with following errors:

/Applications/Boolberry.app/Contents/MacOS/boolbd
2019-Feb-18 14:19:25.155797 Starting...
2019-Feb-18 14:19:25.156354 Boolberry v0.3.0.86(27a23e8)
2019-Feb-18 14:19:25.156521 Module folder: /Applications/Boolberry.app/Contents/MacOS/boolbd
2019-Feb-18 14:19:25.157038 Pre-download not needed(db size=7924764672)
2019-Feb-18 14:19:25.157088 Initializing p2p server...
2019-Feb-18 14:19:25.157360 ERROR /Users/roky/projects/boolberry/repo/src/common/boost_serialization_helper.h:45[bool tools::unserialize_obj_from_file(t_object &, const std::string &) [t_object = nodetool::node_server<currency::t_currency_protocol_handler<currency::core> >]]Exception at [unserialize_obj_from_file], what=unsupported version # callstack:
0 boolbd 0x000000010f1c288f _ZN4epee10misc_utils17get_callstack_strEv + 95
1 boolbd 0x000000010f3398b9 ZN5tools25unserialize_obj_from_fileIN8nodetool11node_serverIN8currency27t_currency_protocol_handlerINS3_4coreEEEEEEEbRT_RKNSt3_112basic_stringIcNSA_11char_traitsIcEENSA_9allocatorIcEEEE + 1529
2 boolbd 0x000000010f3374b2 _ZN8nodetool11node_serverIN8currency27t_currency_protocol_handlerINS1_4coreEEEE11init_configEv + 434
3 boolbd 0x000000010f1ca11f _ZN8nodetool11node_serverIN8currency27t_currency_protocol_handlerINS1_4coreEEEE4initERKN5boost15program_options13variables_mapE + 1167
4 boolbd 0x000000010f1b9cea main + 6970
5 libdyld.dylib 0x00007fff78526ed9 start + 1

2019-Feb-18 14:19:25.157640 Binding on 0.0.0.0:10101
2019-Feb-18 14:19:25.157801 Net service binded on 0.0.0.0:10101
2019-Feb-18 14:19:25.157834 P2p server initialized OK on port: 10101
2019-Feb-18 14:19:25.157857 Starting UPnP
2019-Feb-18 14:19:25.157875 Initializing currency protocol...
2019-Feb-18 14:19:25.157894 Currency protocol initialized OK
2019-Feb-18 14:19:25.157911 Initializing core rpc server...
2019-Feb-18 14:19:25.157930 Binding on 127.0.0.1:10102
2019-Feb-18 14:19:25.157986 Core rpc server initialized OK on port: 10102
2019-Feb-18 14:19:25.158015 Initializing core...
2019-Feb-18 14:19:25.158114 ERROR /Users/roky/projects/boolberry/repo/src/common/boost_serialization_helper.h:45[bool tools::unserialize_obj_from_file(t_object &, const std::string &) [t_object = currency::tx_memory_pool]]Exception at [unserialize_obj_from_file], what=unsupported version # callstack:
0 boolbd 0x000000010f1c288f _ZN4epee10misc_utils17get_callstack_strEv + 95
1 boolbd 0x000000010f44fba9 ZN5tools25unserialize_obj_from_fileIN8currency14tx_memory_poolEEEbRT_RKNSt3_112basic_stringIcNS5_11char_traitsIcEENS5_9allocatorIcEEEE + 1529
2 boolbd 0x000000010f44ecb6 ZN8currency14tx_memory_pool4initERKNSt3_112basic_stringIcNS1_11char_traitsIcEENS1_9allocatorIcEEEE + 246
3 boolbd 0x000000010f3c2241 _ZN8currency4core4initERKN5boost15program_options13variables_mapE + 177
4 boolbd 0x000000010f1bb6bf main + 13583
5 libdyld.dylib 0x00007fff78526ed9 start + 1

2019-Feb-18 14:19:25.158258 ERROR /Users/roky/projects/boolberry/repo/src/currency_core/tx_pool.cpp:512[bool currency::tx_memory_pool::init(const std::string &)]Failed to load memory pool from file /Users/AlexBo/Library/Application Support/boolb/poolstate.bin # callstack:
0 boolbd 0x000000010f1c288f _ZN4epee10misc_utils17get_callstack_strEv + 95
1 boolbd 0x000000010f44efb9 ZN8currency14tx_memory_pool4initERKNSt3_112basic_stringIcNS1_11char_traitsIcEENS1_9allocatorIcEEEE + 1017
2 boolbd 0x000000010f3c2241 _ZN8currency4core4initERKN5boost15program_options13variables_mapE + 177
3 boolbd 0x000000010f1bb6bf main + 13583
4 libdyld.dylib 0x00007fff78526ed9 start + 1

2019-Feb-18 14:19:25.158347 ERROR /Users/roky/projects/boolberry/repo/src/currency_core/currency_core.cpp:131[bool currency::core::init(const boost::program_options::variables_map &)]Failed to initialize memory pool # callstack:
0 boolbd 0x000000010f1c288f _ZN4epee10misc_utils17get_callstack_strEv + 95
1 boolbd 0x000000010f3c25ef _ZN8currency4core4initERKN5boost15program_options13variables_mapE + 1119
2 boolbd 0x000000010f1bb6bf main + 13583
3 libdyld.dylib 0x00007fff78526ed9 start + 1

2019-Feb-18 14:19:25.158436 ERROR /Users/roky/projects/boolberry/repo/src/daemon/daemon.cpp:194[int main(int, char **)]Failed to initialize core # callstack:
0 boolbd 0x000000010f1c288f _ZN4epee10misc_utils17get_callstack_strEv + 95
1 boolbd 0x000000010f1bb9bb main + 14347
2 libdyld.dylib 0x00007fff78526ed9 start + 1

2019-Feb-18 14:19:25.259538 Failed to read line. Stopping...
2019-Feb-18 14:19:25.259968 Mining has been stopped, 0 finished

 Deleting poolstate.bin fixed the issue